Verified65% confidenceFactExact time
In the o1 series models, OpenAI internalized the chain-of-thought mechanism as a spontaneous model behavior and introduced the concept of Reasoning Tokens.
3
Sources
65%
Confidence
Long-term
Relevance
7/19/2026
First Seen
Sources
Related Claims
VerifiedOpenAI's o1 series models internalize Chain of Thought as a core mechanism of model training, using reinforcement learning to teach the model to automatically unfold detailed reasoning processes.83% similarVerifiedO3 belongs to OpenAI's o-series reasoning models and introduces a Chain-of-Thought mechanism for multi-step internal reasoning.80% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/563697API
curl https://kongchang.com/api/v1/knowledge/claims/563697MCP
get_claim(id=563697)